def bubble_sort(nums):
    swapped = True
    while swapped:
        swapped = False
        for i in range(len(nums) - 1):
            if nums[i] > nums[i + 1]:
                nums[i], nums[i + 1] = nums[i + 1], nums[i]
                swapped = True
def read(filename):
    file = open(filename, 'r')
    data = file.readlines()
    return data
m1 = read("m1_sorted.txt")
m2 = read("m2_reverse.txt")
m3 = read("m3_shuffle.txt")